6 mm x 31 mm Clear Glass Flat Bottom Insert, 400 µL Usable Volume. PerkinElmer. Vial inserts can be used with any of our 9, 10 or 11 mm vials for Crimp Top 11mm Clear Glass 0.3mL HPLC Autosampler Vials w. 0.3mL Clear, ND11, Crimp Neck Vial, with Write-on Spot, Integrated with Micro-Insert, Base Bonded, 11.6x32mm, 100/pk, CV1935.